/*!
 * header
 */ 
.s_nav{
	float:right;
	font-size:12px;
	color:gray;
	
}
.s_nav a{
	color:gray;
}
.s_wrapper{
	height:20px;
	background: none repeat scroll 0 0 #FFFFFF;
    display: block;
    margin: 0 auto;
    overflow: hidden;
    position: relative;
    width: 990px;
    z-index: 1;
}
.l_wrapper{
	height:110px;
	background:none repeat scroll 0 0 #E7E7E7;
    display: block;
    margin: 0 auto;
    overflow: hidden;
    position: relative;
    width: 990px;
    z-index: 1;
}
.l_nav{
	float:left;
}
.form{
	float: right;
    margin-right: 30px;
    margin-top: 70px;
}
 .m_nav{
	height:45px;
 	position:relative; 
 	display: block;
 	width:990px; 
 	margin: 0 auto;
 	font-family: arial; 
 	font-size:22px;
 	overflow: hidden;
 	background:none repeat scroll 0 0 #a4e90c;
 }
 .nav_item{
	margin-top: 15px; 
	color:white; 
	font-weight:bold;
 }
 .welcome{
 	float:right; 
 	margin-right:480px; 
 	margin-top:85px; 
 	font-size:18px; 
 	color:#000000;
 }
